#include <stdio.h>
#include <fcntl.h>
#define BUF_SIZE 3


int main( int argc, char *argv[])
{
    int fd1;
    int fd2;
    int len;
    char buf[BUF_SIZE];

    fd1 = open("news.txt", O_RDONLY);
    fd2 = open("cpy.txt", O_WRONLY | O_CREAT | O_TRUNC);

    while ((len = read(fd1, buf, sizeof(buf)))>0)
        write( fd2, buf, len);

    close( fd1 );
    close( fd2 );


    return 0;
}